Multi Pittsburgh Lock Former

In sheet metal fabrication work there are numerous types of locks and various means whereby metal sheets may be fastened or joined together. The two types of locks which are most pertinent to the present invention, are known as the Pittsburgh lock and the double seam lock or pipe lock.

Pittsburgh lock machine, also named sheet metal lock-forming machine, a present day machine designed to make a specific type of sheet metal lock may be converted for forming of the different locks on the same machine without requiring any major adjustment in rolls or any modification in other parts of the machine.

LOCFOMEa s Pittsburgh Lock Former with stations is a multi-functional machine for varying uses in the HVAC ducting industry. It is designed for the formation of different types of seams, which are used in the manufacture of rectangular and round ducts, chimneys, and gutters. The rolls are made from the highest quality casehardened special steel and can be easily changed.